Truck construction and insulation.



A. L. BOWER.

TRUCK CONSTRUCTION AND INSULATION.

APPLICATION FILED 11017.14, 1908.

rial insulates part insulated from the car F rr s ABRAM L. BOWER.

OF BOYERTOWN, PENNSYLVANIA.

TRUCK CONSTRUCTION AND INSULATION.

masses.

Application filed November 14, 1908.

arrangement is used, giving great strength to the insulating devices.

The device is well adapted to be used in connection with the signalsystems described in Patents Nos. 788513 and 832652 granted respectivelyto me on May 2nd, 1905 and Oct. 9th, 1906. j

In the drawing is shown a portion of a car-truck and car using theimproved construction. The part F represents the car attachmentssupported on the truck. The extreme lower portion of this -marled 4.4 isattached to the car. At 122 there is shown a member which is attached.to the wheels 31, 31. A cu p; shaped part 43- bears against and turns onmember 122. A cup shaped insulation of rubber, fiber or other mate- 13from member 44. A pin 121 extends through members 14: and 122 and part43. The pin is completely above and the member 44 by having theinsulation 45 extended far enough up or able tubes or washers ofinsulation between the upper portion of thepin' and the member 44.

p In the construction of this device, it is preferred to insert theinsulated material 45 in a softened condition between the parts Copiesof this patent may be obtained for I and then apply by the use of suit--two subscribing witnesses,

five cents abh, by addressing the Specification of Letters Patent.

' Serial No. 462,730.

suflicient' pressure and heat it necessary to bring the parts into theirproper position and retain them in position with the hardened insulatingmaterial.

This device may be modified to some extent without departing from thespirit and scope of the invention.

What I claim is:

1. A means for insulating a car from its u heels and supporting the caron the same, comprising a member attached to the car, a member attachedto the wheels, a part bearing against one of said members and insulationbetween said part and the other member, said part and insulation beingrigid with said last named member.

2.v A means for insulating a car from its wheels and supporting the caron the same, comprising a member attached to the car,

'a member attached'to the wheels, a part bearing against one of saidmembers and insulation between said part and the other member, said partand insulation being rigid with said last named member, said insulationbeing coextensive with said part.

Patented. Aug. 27, 1912 3. .A meansfor insulating a car from its wheelsand supporting the car on the same, comprising a member attached to thecar, a member attached to the wheels, a part bearing against one ofsaidmembers and insulation between said part and the other member, saidpart and insulation being rigid with said last named member, saidinsulation being cast or molded.

In witness whereof, I have signed my name to this specification in thepresence of this thirteenth day of November, 1908.

ABRAM L. BOWER. Witnesses:

HOWARD R. Bowen, HENRY P. HELEWIG.

Commissioner of Patents,

Washington, D. 0.

